<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>表格标签</title>
</head>
<body>
<table border="1px" style="border-collapse: collapse">
    <caption>授课表</caption>
    <tr>
        <th>姓名</th>
        <th>授课内容</th>
        <th>序号</th>
    </tr>
    <tr>
        <td>超</td>
        <td>前端</td>
        <td>1</td>
    </tr>
    <tr>
        <td>超 max</td>
        <td>后端</td>
        <td>2</td>
    </tr>
    <tr>
        <td>超pro max</td>
        <td>全栈</td>
        <td>3</td>
    </tr>
</table>

<table border="1px" style="border-collapse: collapse">
    <tr>
        <td>1-1</td>
        <td>1-2</td>
        <td>1-3</td>
        <td>1-4</td>
    </tr>
    <tr>
        <td>2-1</td>
        <td colspan="2">2-2</td>
<!--        <td>2-3</td>-->
        <td rowspan="3">2-4</td>
    </tr>
    <tr>
        <td>3-1</td>
        <td>3-2</td>
        <td>3-3</td>
<!--        <td>3-4</td>-->
    </tr>
    <tr>
        <td>4-1</td>
        <td>4-2</td>
        <td>4-3</td>
<!--        <td>4-4</td>-->
    </tr>
</table>

<table border="1px" style="border-collapse: collapse">
    <caption>购物车</caption>
    <tr>
        <th>商品编号</th>
        <th>商品名称</th>
        <th>商品价格</th>
    </tr>
    <tr>
        <td>1</td>
        <td>荣耀X60</td>
        <td>2601</td>
    </tr>
    <tr>
        <td>2</td>
        <td>三折叠 怎么折都有面</td>
        <td>27399</td>
    </tr>
    <tr>
        <td>总价：</td>
        <td colspan="2">30000</td>
    </tr>
</table>

</body>
</html>